« previous next »

Author Question: Chemical digestion of protein begins in the stomach, where _____ denatures proteins and _____ begins ... (Read 55 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
on: Aug 20, 2018
Chemical digestion of protein begins in the stomach, where _____ denatures proteins and _____ begins to digest them into smaller pieces.
 
 A. hydrochloric acid, pepsinogen
  B. hydrochloric acid, pepsin
  C. gastrin, hydrochloric acid
  D. gastrin, pepsin

Question 2

The phenomenon that explains why identical twins may differ in certain ways is most appropriately called
 
 A. a mutation.
  B. epigenetic variation.
  C. sequential variation.
  D. transcriptional variation.


shayla

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Aug 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Signal transduction mechanisms at chemical synapses. Signal transduction mechanisms at chemical synapses.
Chemical equilibrium and the law of mass action. Chemical equilibrium and the law of mass action.
Protein Needs Are Determined by Nitrogen Balance in Your Body Protein Needs Are Determined by Nitrogen Balance in Your Body
An infant begins to notice the external environment by the age of 4 to 8 months An infant begins to notice the external environment by the age of 4 to 8 months
Gastric Phase of Digestion: Regulation of Gastric Juice pH and Gastric Motility Gastric Phase of Digestion: Regulation of Gastric Juice pH and Gastric Motility
Digestion and Nutrition Digestion and Nutrition
Video: Generalized life cycles for plants and animals Animation

For a complete list of videos, visit our video library